Threat actors could exploit the vulnerability, which stems from resource exhaustion, to facilitate a denial-of-service condition in impacted devices' RAVPN service, said Cisco.
Such a flaw — which is a heap overflow in the platform's Distributed Computing Environment / Remote Procedure Call protocol — could be leveraged by threat actors with vCenter Server network access to facilitate code execution through a custom network packet.
Attackers targeted a government organization in a country part of the Commonwealth of Independent States with an email containing a concealed attached document and distinct tags within its body that facilitate arbitrary JavaScript execution.